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136
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INFORMATICALT
2006
177views more  INFORMATICALT 2006»
15 years 3 months ago
Cryptanalysis and Improvement of Practical Convertible Authenticated Encryption Schemes Using Self-Certified Public Keys
A convertible authenticated encryption scheme allows a specified recipient to recover and verify a message simultaneously. Moreover the recipient can prove the dishonesty of the se...
Zuhua Shao
134
Voted
DCC
2008
IEEE
16 years 3 months ago
Improved versions of Tardos' fingerprinting scheme
We study the Tardos' probabilistic fingerprinting scheme and show that its codeword length may be shortened by a factor of approximately 4. We achieve this by retracing Tardo...
Oded Blayer, Tamir Tassa
152
Voted
ICC
2007
IEEE
130views Communications» more  ICC 2007»
15 years 9 months ago
A Novel Key Redistribution Scheme for Wireless Sensor Networks
— Key management has long been a challenging problem in wireless Distributed Sensor Networks (DSNs) due to their high security requirements and strict resource constraints. Recen...
Chun-Fai Law, Ka-Shun Hung, Yu-Kwong Kwok
118
Voted
USS
2004
15 years 4 months ago
On User Choice in Graphical Password Schemes
Graphical password schemes have been proposed as an alternative to text passwords in applications that support graphics and mouse or stylus entry. In this paper we detail what is,...
Darren Davis, Fabian Monrose, Michael K. Reiter
159
Voted
JOC
2007
129views more  JOC 2007»
15 years 3 months ago
Formal Proofs for the Security of Signcryption
Signcryption is a public key or asymmetric cryptographic method that provides simultaneously both message confidentiality and unforgeability at a lower computational and communica...
Joonsang Baek, Ron Steinfeld, Yuliang Zheng